Home / 2,302.86-3,177.99-1,418.61

Finding the Fourth Proportional to 2,302.86, 3,177.99 and 1,418.61

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Solution

The fourth proportional to 2,302.86, 3,177.99 and 1,418.61 is: 1,957.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,302.86 : 3,177.99 = 1,418.61 : x
  2. Step 2: Convert to fraction form
    2,302.86/3,177.99 = 1,418.61/x
  3. Step 3: Cross multiply
    2,302.86x = 3,177.99 × 1,418.61
  4. Step 4: Simplify right side
    2,302.86x = 4,508,328.39
  5. Step 5: Solve for x
    x = 4,508,328.39/2,302.86
  6. Step 6: Final answer
    x = 1,957.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.